Coin bank



FIG. 1 is a top, front and left perspective view of a coin bank showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a front elevational view of a second embodiment of FIGS. 1-7 showing my new design, all other views being identical. 

The ornamental design for a coin bank, as shown and described. 